**Please be aware the 10th Edition incorporating BS 7671:2018+A4:2026 is expected to be released on 13/07/2026**

This Guide provides step-by-step guidance on the design of electrical installations. The guide will be useful for apprentices and trainees carrying out the calculations necessary for a basic installation and has been fully updated to BS 7671:2018+A2:2022. To order click Add to Cart, go direct to IET website, or call SELECT on 0131 445 5577 Select code: 30274 ISBN-13: 978-1-83953-257-3